﻿using System;

namespace Program03
{
    class Program
    {
        static void Main(string[] args)
        {
            var math=new Math();
            math.Value = 30;
            Console.WriteLine("{0}的平方等于{1}",math.Value,math.GetSquare());
            Console.WriteLine("{0}的平方等于{1}",20,Math.GetSquareOf(20));
        }
    }
}
